Find the range, variance, and standard deviation for the given sample data, if possible. If the measures of variation can be obtained for these values, do the results make sense?

Biologists conducted experiments to determine whether a deficiency of carbon dioxide in the soil affects the phenotypes of peas. Listed below are the phenotype codes, where

1=smooth-yellow,

2=smooth-green,

3=wrinkled

yellow, and

4=wrinkled-green.

1

1

3

2

3

2

4

3

2

2

2

1

1

2

2

3

1

2

2

2

Can the standard deviation of the sample data be obtained for these values? Choose the correct answer below and, if necessary, fill in the answer box within your choice.

A. The standard deviation of the sample data is

(Round to one decimal place as needed.)

B.

The standard deviation of the sample data cannot be calculated.

Can the variance of the sample data be obtained for these values? Choose the correct answer below and, if necessary, fill in the answer box within your choice.

A. The variance of the sample data is

(Round to one decimal place as needed.)

B.

The variance of the sample data cannot be calculated.

Do the results make sense?